Earth Layers Flashcards
What are the two parts of the mantle?
Lithosphere-outer liquid
Asthenosphere-inner liquid
What are the core and inner core made of?
iron and nickel
What is the mantle made of?
large particles of metal mixtures
What is the crust made of?
granite and basalt
What is a transform boundary?
two plates slipping past each other in opposite directions
What is a divergent boundary?
two plates moving away from each other
What is a convergent boundary?
a boundary where two plates collide
What is a subduction zone?
it is a type of convergent boundary where oceanic and continental crust collide
How is sedimentary rock formed?
erosion and compacting
ex. sandstone
What are the layers of the earth from the outside to the center?
Crust
Mantle
Outer Core
Inner Core
How is metamorphic rock formed?
heat and pressure
ex. quartzite
How is igneous rock formed?
magma
ex. granite
